* {
  margin: 0;
  padding: 0;
  color: #fff;
  box-sizing: border-box;
}

a {
  text-decoration: none;
}
ul {
  list-style: none;
}

html,
body {
  background-color: #000;
}

input[type="range"] {
  -webkit-appearance: none;
  background-color: gray;
  height: 8px;
  border-radius: 15px;
  outline: none;
}

/*滑块样式*/
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 12px;
  width: 12px;
  background: #ddd;
  border-radius: 100%;
  border: none;
}
/*滑条*/
input[type="range"]::-moz-range-track {
  height: 8px;
  background: gray;
  border-radius: 15px;
  border: none;
}
input[type="range"]::-moz-range-thumb {
  height: 12px;
  width: 12px;
  background: #ddd;
  border: none;
  border-radius: 100%;
}

header {
  position: absolute;
  left: 0px;
  top: 0px;
  right: 0px;
  height: 150px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
header button#add {
  display: block;
  color: white;
  background-color: black;
  margin: 10px auto;
  height: 50px;
  font-size: 30px;
  border-radius: 5px;
  padding: 0 5px;
}
header input#loadfile {
  display: none;
}
ul.type {
  display: inline-block;
  border: solid #fff 1px;
  cursor: pointer;
  margin-bottom: 10px;
  border-radius: 5px;
}
ul.type li {
  float: left;
  height: 30px;
  line-height: 30px;
  width: 80px;
  text-align: center;
}
.right {
  top: 0px;
  left: 0px;
  bottom: 0px;
  right: 0px;
}

.selected {
  color: green;
}
.selectedType {
  color: #000;
  background-color: #fff;
}
